Difference between revisions of "Liver Flashcards - Pathology"
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<FlashCard questions="21"> | <FlashCard questions="21"> | ||
|q1=Liver lesions are common because: | |q1=Liver lesions are common because: | ||
− | |a1= | + | |a1=Liver is an area of high metabolic activity<br>Receives toxic agents from the gut via the portal blood system<br>Has an extensive vascular supply (prime site for metastatic disease) |
|l1=Liver - General Pathology | |l1=Liver - General Pathology | ||
|q2=In each type of jaundice, will bilirubinuria be detected? | |q2=In each type of jaundice, will bilirubinuria be detected? | ||
Line 13: | Line 13: | ||
|l3=Photosensitisation | |l3=Photosensitisation | ||
|q4=What are two causes of necrosis? | |q4=What are two causes of necrosis? | ||
− | |a4= | + | |a4=Severe metabolic disturbances<br>Nutritional deficiencies<br>Toxic substances<br>Actions of micro-organisms |
|l4=Liver Necrosis | |l4=Liver Necrosis | ||
|q5=What can cause the liver to appear greenish-blue post mortem? | |q5=What can cause the liver to appear greenish-blue post mortem? |
Revision as of 21:59, 25 July 2011
Question | Answer | Article | |
Liver lesions are common because: | Liver is an area of high metabolic activity Receives toxic agents from the gut via the portal blood system Has an extensive vascular supply (prime site for metastatic disease) |
Link to Article | |
In each type of jaundice, will bilirubinuria be detected?
|
NO - because most of bilirubin is unconjugated YES - because conjugated bilirubin accumulates NO - because bilirubin fails to conjugate due to liver cell damage NB - the kidney can only excrete the water soluble conjugate |
Link to Article | |
In regards to secondary photosensitisation, what are two hepatotoxic plants? | Senecio jacobea (Ragwort) Lantana camara (Lantana) Lupinus angustifolius (Lupins) Blue-green algae |
Link to Article | |
What are two causes of necrosis? | Severe metabolic disturbances Nutritional deficiencies Toxic substances Actions of micro-organisms |
Link to Article | |
What can cause the liver to appear greenish-blue post mortem? | bacteria degrades blood pigment to hydrogen sulfide
|
Link to Article | |
True or false?
Cranial displacements of the liver are the most common. |
false
|
Link to Article | |
What occurs during Congestion? | The right side of the heart fails to function properly and blood will back up through the veins into the liver.
|
Link to Article | |
True or false?
Congenital melanosis in calves and lambs appears as white discoloration of small irregular portions of the liver. |
false
|
Link to Article | |
Hepatic lipidosis or fatty liver syndrome is associated with? | Dietary factors: obesity and starvation Increased demand for energy: pregnancy, lactation, and starvation in physiological states Diabetes mellitus, ketosis, and pregnancy toxaemia in pathological conditions Abnormal hepatocytic function: prevents fatty acids from forming complexes with proteins to form low density lipoproteins for secretion into the blood |
Link to Article | |
What could be a non-pathological reason for a cow displaying fatty liver syndrome during necropsy? | It is possible to show fat infiltration of liver in cows which have not been eating for several days.
|
Link to Article | |
True or false?
Equine hyperlipidemia or fat pony syndrome is similar to that in cats, as well as fatal within a week. |
True
|
Link to Article | |
What causes Lysosomal storage disease and how does it manifest itself? | Due to an inherited deficiency of lysosomal enzymes Manifest themselves as neurological disease |
Link to Article | |
Herpes virus infections include - | Equine Viral Rhinopneumonitis Infectious Bovine Rhinotracheitis Feline Viral Rhinopneumonitis Aujesky's disease in pigs |
Link to Article | |
You are examining a cow's liver post-necropsy. You notice the liver has several small areas of necrosis. Is this more likely to be Black Disease or Red Water Disease? | Black Disease
|
Link to Article | |
What are the two main types of Hepatitis in cats? | Cholangitis Lymphocytic portal hepatitis |
Link to Article | |
True or false?
Use of carbon tetrachloride as an anthelmintic and phosphorous as a rodenticide has never been proven to produce liver necrosis. |
False
|
Link to Article | |
Pyrrolizidine alkaloids have an anti-mitotic effect whilst allowing continued synthesis within the cell and its nucleus. This causes a marked increase in the size of parenchymal cells, a phenomenon termed - | megalocytosis
|
Link to Article | |
What are the two most common primary hepatic neoplasms? | Liver cell tumours Malignant bile duct tumours |
Link to Article | |
Haemangiosarcoma can be primary in the liver, what are other predilection sites? | Spleen Right auricle of the heart |
Link to Article | |
True or false?
Chronic lymphocytic cholangitis generally afflicts only very young cats. |
false
|
Link to Article | |
What are two causes of Cholangitis of the liver? | Ascending infections from the intestine Associated with organisms excreted via the bile |
Link to Article |